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All results from a given calculation for CH3CHCl2 (Ethane, 1,1-dichloro-)

using model chemistry: MP2/3-21G*

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at MP2/3-21G*
 hartrees
Energy at 0K-992.883878
Energy at 298.15K-992.888634
HF Energy-992.431525
Nuclear repulsion energy206.795761
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/3-21G*
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3210 3054 4.47      
2 A' 3191 3036 0.62      
3 A' 3103 2952 3.24      
4 A' 1583 1506 8.74      
5 A' 1503 1430 11.61      
6 A' 1377 1310 9.82      
7 A' 1133 1078 1.15      
8 A' 1004 955 14.82      
9 A' 643 611 12.04      
10 A' 411 391 4.81      
11 A' 281 267 1.14      
12 A" 3183 3028 4.42      
13 A" 1587 1509 3.84      
14 A" 1322 1258 37.64      
15 A" 1147 1091 32.55      
16 A" 684 651 99.28      
17 A" 330 314 0.72      
18 A" 284 270 0.06      

Unscaled Zero Point Vibrational Energy (zpe) 12988.6 cm-1
Scaled (by 0.9513) Zero Point Vibrational Energy (zpe) 12356.1 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/3-21G*
ABC
0.21048 0.10406 0.07388

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/3-21G*

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.558 0.000
C2 -1.482 0.941 0.000
H3 0.654 1.426 0.000
Cl4 0.404 -0.398 1.481
Cl5 0.404 -0.398 -1.481
H6 -2.097 0.037 0.000
H7 -1.704 1.531 0.894
H8 -1.704 1.531 -0.894

Atom - Atom Distances (Å)
  C1 C2 H3 Cl4 Cl5 H6 H7 H8
C11.53091.08701.80841.80842.16032.15622.1562
C21.53092.19092.74652.74651.09221.09381.0938
H31.08702.19092.36282.36283.08142.52402.5240
Cl41.80842.74652.36282.96222.93892.91713.7154
Cl51.80842.74652.36282.96222.93893.71542.9171
H62.16031.09223.08142.93892.93891.78421.7842
H72.15621.09382.52402.91713.71541.78421.7874
H82.15621.09382.52403.71542.91711.78421.7874

picture of Ethane, 1,1-dichloro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 H6 109.757 C1 C2 H7 109.345
C1 C2 H8 109.345 C2 C1 H3 112.523
C2 C1 Cl4 110.393 C2 C1 Cl5 110.393
H3 C1 Cl4 106.714 H3 C1 Cl5 106.714
Cl4 C1 Cl5 109.971 H6 C2 H7 109.403
H6 C2 H8 109.403 H7 C2 H8 109.575
Electronic energy levels

Electronic state

Charges, Dipole, Quadrupole and Polarizability